B-400
| Brand | Bozak |
| Manufacturer | R.T. Bozak Co. |
| Designer | Rudy Bozak |
| Function | Speaker |
| Produced | 1958-19?? |
| Country | United States |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 127 × 87.6 × 53.3 cm (W × H × D) |
| Weight | 220lbs |
| Frequency Response | 28Hz-16kHz |
| Treble | 2" Aluminum Cone (x8) (Bozak B-200XA) |
| Midrange | 6" Aluminum Cone (x2) (Bozak B-209) |
| Bass | 12" Wool-Paper Multi-Fiber Cone (x4) (Bozak B-199A) |
| Impedance (Nominal) | 8Ω |
| Crossover Frequencies | 400Hz, 2.5kHz |
| Crossover Slope | 6dB/Oct (First Order, Bozak N-104) |
| Power Handling | 50-60W |
| Power Handling (Peak) | 100W |
| Enclosure Type | Infinite Baffle |